1965 Ford Mustang Broken bolt

50RMUSTANGCP

MEMBER

1965 FORD MUSTANG

6 CYL

2WD

MANUAL

20,000 MILES

I have a broken bolt in the head - 1 of 7 bolts (first one back from the radiator on the right/passenger side) - on the valve cover. I have completed the first step drilling a pilot hole for the "easy-back-out " drill bit with the reverse threads. Do I now drill "clockwise" or "counter-clockwise"?